VOC analysis results, sample AE02575, Feb 8 2002

a NYC 9/11 Public Portal Document uiolaly oediCIi compound Report

Data File C:\HPCHEM\1\DATA\02 febO8\2 5 81. & D Vial: 10 Acq On 9 Feb 2002 12:24 am Operator: 201-wb — Sample nyc 524 Inst : GC/MS Ins- Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\HP020502.M (RTE Integrator) - Title : VOCS BY EPA METHOD 524 -in

Library : C:\DATABASE\NBS75K.L -d -otis

Peak Number 5 Butanoic acid, methyl ester Concentration Rank 3

R.T. EstConc Area Relative to ISTD R.T. -ti -ls -ss 16.54 0.05 ug/L 55312 1,4-DIFLUOROBENZENE 15.11 - i

Hit# of 5 Tentative ID MW MolForm CAS# Qual - X l Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 83 2 Azetidine, 1-methyl- 71 C4H9N 004923-79-9 5 3 Acetic acid, methyl ester 74 C3H602 000079-20-9 4 4 Formic acid, ethyl ester 74 C3H602 000109-94-4 4 Abundance Scan 727 (16.540 min): 2581 D (-) m/z 43.05 100.00% 43 74 —min

5000 59 87 16.20 16.40 16.60 16.80 ' 1 ■ i ■ 1 ■ ‘ i ■ ' ' ■ i ■ ■ ' ■ i ■ ■ ■ ' i 1 ■ 1 ■ i ■ ■ ' 1 i m/z74.05 80.29% mz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #63493: Butanoic acid, methyl ester 43 74

5000 ■ ■ i ■ ■ ■ ■ i 1' ■ ' I ■ ■ ■ ■ । ■ 1 ■ 1 i ■ —= 27 16.20 16.40 16.60 16.80 - 15 59 m/z 71.0 5 61.79% wn ■ 87 t 33 + ■i■‘ 102 ' ■ i ■ ■ • ' I 1 ' ■ 1 i 1 ■ ' ■ I ■ i ‘ • i 1 ' ■ I ■ ' ■ 1 i 1 ■ ’ ■ i 1 • ■ ■ i miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #246: Azetidine, 1-methyl- - 3) 42 -ili 16.20 16.40 16.60 16.80 " 5000 56 m/z 41.05 44.04% 71

T-r-r“r-r miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #62548: Acetic acid, methyl ester 1 ' i ■ ■ 1 ■ i ■ ' ■ ■ i ■ ' ■ ■ i ■ ' ■ 1 i ' 43 16.20 16.40 16.60 16.80 m/ z 59.05 34.90% A 5000

74 59 • ■ । ' ■ ■ ■ । ■ ■ ■ ■ । • r1 +—1 ri , । — । i । . 1 ■ i ■ ■ ■ ■ । ‘ । ■ ■ • • । mfz—> I 10 20 30 40 50 60 70 80 90 100 110 16.20 16.40 16.60 16.80 - =. -t- 2581.D HP020502.M Sat Feb 09 01:05:15 2002 Page 5 -me -tin

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